Chemistry, 30.07.2019 11:50 aubreystechschu11331
Calcium (atomic number 20) has electron configuration 1s2,2s2,2p6,3s2,3p6,4s2. the atomic number of scandium is 21. which orbital does the 21st electron enter? a) 3d b) 4p c) 4d d) 4f
Answers: 1
Chemistry, 21.06.2019 19:00, thebrain1345
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Chemistry, 22.06.2019 17:30, tiffanyhmptn
Which scenario is most similar to the type of collision that gas particles have according to kinetic molecular theory
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Chemistry, 23.06.2019 01:30, kcarstensen59070
Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.
Answers: 1
Calcium (atomic number 20) has electron configuration 1s2,2s2,2p6,3s2,3p6,4s2. the atomic number of...
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